
# 求阶乘
def digui(a):
    if a == 1:
        return a
    else:
        return a * digui(a - 1)


print(digui(10))

# 斐波那契数列
def func(n):
    if n <= 2:
        return 1
    else:
        return func(n - 1) + func(n - 2)


print(func(10))

